Will 24V on a PFI line damage a 9188 chassis?
I'm looking to trigger data acquisition with a 9188 chassis, but the device I want to use to send the trigger pulse (servo drive) operates at 24V. Will this damage the chassis? Should I step the...
View ArticleControlling solid state switches
Hello,I appreciate your help in advance.I'm designing an a protection system for small electrical network.I'm trying to open and close solid state switches based on voltage and current measurements.I...
View ArticleGenerating 40Mbit/s with pxie 6544
Hi, I would like to know how to generate 40MBit/s continuously data through one channel with PXIe6544. I've seen some continuous generation examples, but mostly are just generating some bits (which...
View ArticleDigital Trigger Vs Software Trigger.
I'm running an MCC USB-FS1608 DAQ to measure multiple analog voltage channels. I also have a digital in TTL coming from an MTS 407 frequency controller. Inside my VI, I read a rising TTL signal from...
View ArticleRs 422 interface dameged test
Hi guys I'm currently working with a Binder Oven and at the moment I believe the oven's Rs422 interface is dameged but I need to find a valid way to test it. To communicate to this oven I am using a...
View ArticleBertec force plates
Hello,Does anyone know how to connect Bertec force plates to Labview? I would like Labview to read the data from the force plates, then when the forces on the force plate reache a particular threshold,...
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Issue with moving from Traditional DAQ to DAQmx using NI-6534
I am trying to move the following code from Traditional DAQ to DAQmx: This code is used to send data to program a FPGA using a PCI NI-6534 DIO. This code works like a charm, but when I try to write...
View ArticleNI 9402 generate two trigger signal from 2 different lines with 10ms apart...
Hello, I am trying to use NI 9402 to generate two trigger signal from 2 different lines. The time interval between these two trigger pulses is critical (should be accurate at 10 or 25ms from each...
View ArticleNI USB-6009 Analoges Ausgangsignal erzeugen
Hallo, ich habe mir ein NI USB-6009 Datenerfassungsmodul angeschafft und die Installation hat soweit funktioniert.Im MAX hab ich schon alles Ausprobiert und es hat auch alles so weit funktioniert. Nun...
View ArticleNI USB-6210 Noise issue (Voltage analog input)
I recently purchased the NI-USB-6210 to replace my old voltmeter, Keithley 197A. After installation and initial testings, I found that the baseline noise was significant increased. For the same...
View ArticleHow do I output a continuous 5V line from my cDAQ9174?
Hi, I'm looking at having a constant 5 V line and a constant ground line out of my CDAQ 9174. I'm new to LabVIEW and didn't understand the example LabVIEW 2012 had (and it didn't run when I tried)....
View ArticleUSB-6501 voltage generation
Hi all,I'm very new to using LabView and NI devices, so pardon me if my question seems dumb.I have a NI USB-6501 DAQ that I would like to use to connect to a device that will open or close a lid when...
View Articleproblems communicating using 845x .dll in vb.net
I am trying to use the .dll supplied with the 8451 to communicate via SPI, and I have most things (seemingly) working. When I try to send a message, however, I get an error (-301710 - invalid...
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Generating arbitrary digital waveforms
Hello, I'm new to the world of hardware-timed digital signals, so I'm unsure of how to proceed. I have a cDAQ-9174 and a NI 9474, which I'd like to use to produce two periodic, synchronized digital...
View Articlers232
When I run basic write and read.vi , I use a virtual com port for my PC doesn't have it. The program can run without any error,but the string indicator can't show what I write. I want to know why...
View ArticleUsing NI USB-4431 digital input as tachometer
Dear Friends I would like to know whether it is possible to connect a lazar tachometer to the NI USB-4431 digital input in order to measure the rotation speed of a shaft. Many thanks for your...
View ArticleDAQ Interfacing problem
I have to generate a 12 bit combination Digital output . I made a vi accordingly but on fixing the prob the out is showing, but at DAQ output the response is not the same while checking with...
View Articlegenerate a 12 bit digital output at DAQ output pin
Hi I have only a little knowledge in Labview I want to generate a 12 bit digital output at DAQ output pin , from a decimal number. I am using NI USB 6009 Thanks in advance regards DK
View ArticleWhat hardware should I use for TTL synchronization?
I am searching for a hardware recommendation. Here's what the hardware should do: notify a PC program to run a subroutine upon detection of a TTL pulse (digital input change). So I need one 1-bit...
View ArticleNI PCIe-6351 Count Edges Channel error on fast TTL - Multiple Sample Clock...
Hello, I am trying to use a PCIe-6351 to record the arrival times of a fast TTL pulse stream (generated by an Excilitas/Elmer Perkin APD). The TTL pulses are 2.5 volt amplitude, 20 ns duration, with a...
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